ZA9510881B - Process for plant for urea production with reaction spaces having differentiated yields - Google Patents
Process for plant for urea production with reaction spaces having differentiated yieldsInfo
- Publication number
- ZA9510881B ZA9510881B ZA9510881A ZA9510881A ZA9510881B ZA 9510881 B ZA9510881 B ZA 9510881B ZA 9510881 A ZA9510881 A ZA 9510881A ZA 9510881 A ZA9510881 A ZA 9510881A ZA 9510881 B ZA9510881 B ZA 9510881B
- Authority
- ZA
- South Africa
- Prior art keywords
- plant
- urea production
- reaction spaces
- differentiated yields
- differentiated
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH390594 | 1994-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA9510881B true ZA9510881B (en) | 1996-08-14 |
Family
ID=4266030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA9510881A ZA9510881B (en) | 1994-12-23 | 1995-12-21 | Process for plant for urea production with reaction spaces having differentiated yields |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6287525B1 (en) |
| EP (1) | EP0799194B1 (en) |
| CN (1) | CN1060762C (en) |
| AU (1) | AU4346796A (en) |
| CA (1) | CA2208027A1 (en) |
| CZ (1) | CZ198197A3 (en) |
| DE (1) | DE69520843T2 (en) |
| RU (1) | RU2164912C2 (en) |
| TR (1) | TR199501627A2 (en) |
| WO (1) | WO1996020170A1 (en) |
| ZA (1) | ZA9510881B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2006200646B2 (en) * | 1997-09-08 | 2008-09-18 | Johnson & Johnson Pharmaceutical Research And Development Llc | A method of modulating cellular activity |
| EP0934927A1 (en) * | 1998-02-04 | 1999-08-11 | Urea Casale S.A. | "Process and plant for the production of urea with high conversion yield and low energy consumption" |
| EP1241161A1 (en) * | 2001-03-16 | 2002-09-18 | Urea Casale S.A. | Method for the production of urea |
| EP1700847A1 (en) * | 2005-03-03 | 2006-09-13 | Urea Casale S.A. | Process for urea production and related plant |
| EP2107051A1 (en) * | 2008-04-02 | 2009-10-07 | DSM IP Assets B.V. | Process for inreasing the capacity of an existing urea plant |
| MX359135B (en) | 2012-12-28 | 2018-09-14 | Stamicarbon | Urea synthesis process and plant. |
| PE20151041A1 (en) * | 2012-12-28 | 2015-07-31 | Stamicarbon | UREA PLANT MODERNIZATION METHOD |
| WO2021239955A1 (en) | 2020-05-29 | 2021-12-02 | Casale Sa | Process and plant for the synthesis of urea |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2087980A (en) | 1934-02-02 | 1937-07-27 | Du Pont | Urea synthesis at pressures above autogenous |
| US2716629A (en) * | 1954-04-13 | 1955-08-30 | Kodama Shinjiro | Method for preventing ammonium carbamate accumulation in urea synthesis liquor stills |
| US3091637A (en) | 1960-05-17 | 1963-05-28 | Chemical Construction Corp | Dual cycle urea synthesis process |
| GB1124547A (en) | 1966-05-02 | 1968-08-21 | Toyo Koatsu Ind Inc | Production of urea |
| GB1217560A (en) | 1967-07-31 | 1970-12-31 | Mitsui Toatsu Chemicals | Synthesis of urea |
| NL168506C (en) * | 1970-12-31 | 1982-04-16 | Stamicarbon | METHOD FOR THE PREPARATION OF UREA. |
| US4061633A (en) * | 1974-02-25 | 1977-12-06 | Lazar Isaevich Blyakhman | Method of recovering primary and secondary amines |
| SU614099A1 (en) * | 1976-08-03 | 1978-07-05 | Предприятие П/Я Г-4302 | Method of obtaining urea |
| SU606858A1 (en) * | 1976-09-07 | 1978-05-15 | Предприятие П/Я Г-4302 | Method of obtaining urea |
| US4210600A (en) * | 1976-10-28 | 1980-07-01 | Snamprogetti, S.P.A. | Method for the preparation of urea with a high-yield reactor |
| NL8201652A (en) * | 1982-04-21 | 1983-11-16 | Unie Van Kunstmestfab Bv | METHOD FOR THE PREPARATION OF UREA. |
| ATE134994T1 (en) * | 1990-10-05 | 1996-03-15 | Urea Casale Sa | METHOD FOR PRODUCING UREA WITH DIFFERENT PERFORMANCES AND IMPLEMENTATION IN EXISTING PLANTS |
| ATE167666T1 (en) * | 1991-11-14 | 1998-07-15 | Urea Casale Sa | METHOD FOR PRODUCING UREA WITH REACTION SPACES OF DIFFERENT YIELDS |
| US6274767B1 (en) * | 1992-11-19 | 2001-08-14 | Urea Casale, S.A. | Process for the revamping of urea synthesis plants consisting of a stripper with ammonia |
| DE69326881D1 (en) * | 1993-01-07 | 1999-12-02 | Urea Casale Sa | Improved process for producing urea using a carbon dioxide removal step |
| US5523482A (en) * | 1993-05-14 | 1996-06-04 | Urea Casale S.A. | Process and plant for the production of urea in reaction spaces with different yields |
-
1995
- 1995-12-21 AU AU43467/96A patent/AU4346796A/en not_active Abandoned
- 1995-12-21 CA CA002208027A patent/CA2208027A1/en not_active Abandoned
- 1995-12-21 RU RU97112869/04A patent/RU2164912C2/en active
- 1995-12-21 DE DE69520843T patent/DE69520843T2/en not_active Expired - Fee Related
- 1995-12-21 CZ CZ971981A patent/CZ198197A3/en unknown
- 1995-12-21 TR TR95/01627A patent/TR199501627A2/en unknown
- 1995-12-21 EP EP95942188A patent/EP0799194B1/en not_active Expired - Lifetime
- 1995-12-21 CN CN95197460A patent/CN1060762C/en not_active Expired - Fee Related
- 1995-12-21 WO PCT/EP1995/005065 patent/WO1996020170A1/en active IP Right Grant
- 1995-12-21 ZA ZA9510881A patent/ZA9510881B/en unknown
- 1995-12-21 US US08/860,324 patent/US6287525B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1060762C (en) | 2001-01-17 |
| DE69520843D1 (en) | 2001-06-07 |
| TR199501627A2 (en) | 1996-07-21 |
| AU4346796A (en) | 1996-07-19 |
| MX9704694A (en) | 1998-10-31 |
| EP0799194B1 (en) | 2001-05-02 |
| CA2208027A1 (en) | 1996-07-04 |
| CN1173171A (en) | 1998-02-11 |
| WO1996020170A1 (en) | 1996-07-04 |
| CZ198197A3 (en) | 1998-04-15 |
| DE69520843T2 (en) | 2001-12-20 |
| RU2164912C2 (en) | 2001-04-10 |
| EP0799194A1 (en) | 1997-10-08 |
| US6287525B1 (en) | 2001-09-11 |
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